title: Lysine 216 is a binding site of the retinyl moiety in bacteriorhodopsin.
mesh_terms: D001436:Bacteriorhodopsins; D001665:Binding Sites; D002338:Carotenoids; D002851:Chromatography, High Pressure Liquid; D006217:Halobacterium / Q000032:analysis; D008239:Lysine; D010446:Peptide Fragments / Q000032:analysis; D012172:Retinaldehyde; D013056:Spectrophotometry, Ultraviolet; D014801:Vitamin A / Q000031:analogs & derivatives
chemical_list: D010446:Peptide Fragments; D014801:Vitamin A; D002338:Carotenoids; D001436:Bacteriorhodopsins; D008239:Lysine; D012172:Retinaldehyde